Yamaha F4B Service Manual page 93

Replacing the valve guide ....................................................... 7-32
Checking the valve seat .......................................................... 7-32
Refacing the valve seat ........................................................... 7-33
Checking the spark plug .......................................................... 7-35
Checking the thermostat cover anode ..................................... 7-35
Checking the thermostat ......................................................... 7-35
Assembling the cylinder head ................................................. 7-36
Installing the cylinder head ...................................................... 7-37
Cylinder block ................................................................. 7-39
Disassembling the cylinder block ............................................ 7-40
Checking the piston diameter .................................................. 7-40
Checking the cylinder bore ...................................................... 7-41
Checking the piston ring .......................................................... 7-41
Checking the piston ring end gap ............................................ 7-41
Checking the piston ring groove .............................................. 7-42
Checking the piston ring side clearance .................................. 7-42
Checking the piston pin boss inside diameter ......................... 7-42
Checking the piston pin diameter ............................................ 7-42
Checking the connecting rod small end inside diameter and
big end inside diameter ........................................................... 7-42
Checking the crankshaft .......................................................... 7-43
Checking the connecting rod oil clearance .............................. 7-43
Checking the cylinder block ..................................................... 7-44
Checking the camshaft ............................................................ 7-44
Checking the valve lifter .......................................................... 7-45
Assembling the cylinder block ................................................. 7-45
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